mp3fs ☆

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Description:
Read-only FUSE file system: transcodes audio formats to MP3

Type: Formula | Tracked Since: Dec 28, 2025

Links: Homepage | formulae.brew.sh

Category: Multimedia

Tags: fuse audio transcoding mp3 filesystem

Install: brew install mp3fs

About:
Mp3fs is a FUSE-based file system that performs on-the-fly transcoding of audio files into MP3 format. It allows users to mount a directory and access their audio collection as MP3s without consuming additional disk space. This is ideal for streaming to devices that only support MP3 playback.

Key Features:

On-the-fly transcoding
Read-only FUSE mount
Supports multiple input formats (FLAC, Ogg, etc.)
Transparent access to audio files

Use Cases:

Streaming music to MP3-only devices
Creating a virtual MP3 library without duplicating files
Serving MP3s to network clients that lack transcoding capabilities

Alternatives:

ffmpeg – Mp3fs provides a virtual file system interface, whereas ffmpeg is a command-line tool for batch conversion.
beets – Beets manages and organizes libraries, while Mp3fs focuses specifically on real-time format conversion.

Version History

Detected	Version	Rev	Change	Commit
Nov 25, 2024 9:00am		4	VERSION_BUMP	d92fb0bf
Nov 20, 2022 2:59pm		3	VERSION_BUMP	9ee21c0a